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Published online by Cambridge University Press:  01 August 2016

Nick Lord
Nick Lord*
Affiliation:
Tonbridge School, Kent TN9 1JP
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Extract

There are some surprising connections between properties of solid convex polyhedra and the “nets” which can be used to make their shapes. These connections may be used as a starting-point for some interesting classroom investigations to “spot the pattern” or “guess and test”.

For a convex polyhedron, such as the pyramid shown below on the left, Euler's relation says that

Vertices + Faces = Edges + 2

Type
Research Article
Information
The Mathematical Gazette , Volume 73 , Issue 464 , June 1989 , pp. 93 - 96
Copyright
Copyright © The Mathematical Association 1989

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